上QQ阅读APP看书，第一时间看更新
Adding a reference to Autofac
We need a reference to Autofac to get started. We will use NuGet to install the packages needed:
- Open up the NuGet-manager by right-clicking on the Solution node and clicking on Manage NuGet packages for solution....
- Click on Browse and type autofac in the search box.
- Tick all checkboxes under Project, scroll down, and click Install:
